From c86aec496298fb20f0770f5ce9a2a37935f7aa5b Mon Sep 17 00:00:00 2001 From: "A. Wilcox" Date: Fri, 8 Jun 2018 02:11:51 -0500 Subject: put user stuff in user, not system --- user/libsndfile/APKBUILD | 61 +++++++++++++++ user/libsndfile/CVE-2017-12562.patch | 88 ++++++++++++++++++++++ ...CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch | 64 ++++++++++++++++ user/libsndfile/CVE-2017-8362.patch | 50 ++++++++++++ user/libsndfile/varargs-32bit.patch | 11 +++ 5 files changed, 274 insertions(+) create mode 100644 user/libsndfile/APKBUILD create mode 100644 user/libsndfile/CVE-2017-12562.patch create mode 100644 user/libsndfile/CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch create mode 100644 user/libsndfile/CVE-2017-8362.patch create mode 100644 user/libsndfile/varargs-32bit.patch (limited to 'user/libsndfile') diff --git a/user/libsndfile/APKBUILD b/user/libsndfile/APKBUILD new file mode 100644 index 000000000..66abef4f7 --- /dev/null +++ b/user/libsndfile/APKBUILD @@ -0,0 +1,61 @@ +# Contributor: Sergei Lukin +# Maintainer: Natanael Copa +pkgname=libsndfile +pkgver=1.0.28 +pkgrel=3 +pkgdesc="A C library for reading and writing files containing sampled sound" +url="http://www.mega-nerd.com/libsndfile" +arch="all" +license="LGPL2+" +subpackages="$pkgname-dev $pkgname-doc" +depends= +depends_dev="flac-dev libvorbis-dev libogg-dev" +makedepends="linux-headers alsa-lib-dev $depends_dev" +source="http://www.mega-nerd.com/$pkgname/files/$pkgname-$pkgver.tar.gz + CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch + CVE-2017-8362.patch + CVE-2017-12562.patch + varargs-32bit.patch + " + +# secfixes: +# 1.0.28-r2: +# - CVE-2017-12562 +# 1.0.28-r0: +# - CVE-2017-7585 +# - CVE-2017-7741 +# - CVE-2017-7742 +# 1.0.28-r1: +# - CVE-2017-8361 +# - CVE-2017-8362 +# - CVE-2017-8363 +# - CVE-2017-8365 + +builddir="$srcdir/$pkgname-$pkgver" +build () { + cd "$builddir" + ac_cv_sys_largefile_CFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64" \ + ./configure \ + --build=$CBUILD \ + --host=$CHOST \ + --prefix=/usr \ + --disable-sqlite \ + --enable-largefile + make +} + +check() { + cd "$builddir" + make check +} + +package() { + cd "$builddir" + make DESTDIR="$pkgdir" install +} + +sha512sums="890731a6b8173f714155ce05eaf6d991b31632c8ab207fbae860968861a107552df26fcf85602df2e7f65502c7256c1b41735e1122485a3a07ddb580aa83b57f libsndfile-1.0.28.tar.gz +f98c40696fca3e7bca867df993de55bb4145c23428e65d1a669182eb2293046478ac727ae7f94bb77123ef0355c3c53be4f9d6a432665c90c74687d8d3afd9e3 CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch +dfd4b5f1c7471fc416eed5c6040580a020543f145de9103751adaad6ce1c5c6a22abc1cf0ffd381aed3072644cd5ee03ba3598265aa7d202d63167da251cb595 CVE-2017-8362.patch +814139567d90fb07908014e858c341fe933e04dca69b88ad66078910888237bbeba94f85d9e1489883c424f35fca312eb98c21ae2b122d9289bb6418725cd02e CVE-2017-12562.patch +2b83bacec23665cd31a596a1ce1fb543f935c7609dfff93a85822f81d66b3483cd547cd043eefb901d543276c270a17add70bf0db6348b5279220a7ecbd8b339 varargs-32bit.patch" diff --git a/user/libsndfile/CVE-2017-12562.patch b/user/libsndfile/CVE-2017-12562.patch new file mode 100644 index 000000000..f195e87e4 --- /dev/null +++ b/user/libsndfile/CVE-2017-12562.patch @@ -0,0 +1,88 @@ +From cf7a8182c2642c50f1cf90dddea9ce96a8bad2e8 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?J=C3=B6rn=20Heusipp?= +Date: Wed, 14 Jun 2017 12:25:40 +0200 +Subject: [PATCH] src/common.c: Fix heap buffer overflows when writing strings + in binheader + +Fixes the following problems: + 1. Case 's' only enlarges the buffer by 16 bytes instead of size bytes. + 2. psf_binheader_writef() enlarges the header buffer (if needed) prior to the + big switch statement by an amount (16 bytes) which is enough for all cases + where only a single value gets added. Cases 's', 'S', 'p' however + additionally write an arbitrary length block of data and again enlarge the + buffer to the required amount. However, the required space calculation does + not take into account the size of the length field which gets output before + the data. + 3. Buffer size requirement calculation in case 'S' does not account for the + padding byte ("size += (size & 1) ;" happens after the calculation which + uses "size"). + 4. Case 'S' can overrun the header buffer by 1 byte when no padding is + involved + ("memcpy (&(psf->header.ptr [psf->header.indx]), strptr, size + 1) ;" while + the buffer is only guaranteed to have "size" space available). + 5. "psf->header.ptr [psf->header.indx] = 0 ;" in case 'S' always writes 1 byte + beyond the space which is guaranteed to be allocated in the header buffer. + 6. Case 's' can overrun the provided source string by 1 byte if padding is + involved ("memcpy (&(psf->header.ptr [psf->header.indx]), strptr, size) ;" + where "size" is "strlen (strptr) + 1" (which includes the 0 terminator, + plus optionally another 1 which is padding and not guaranteed to be + readable via the source string pointer). + +Closes: https://github.com/erikd/libsndfile/issues/292 +--- + src/common.c | 15 +++++++-------- + 1 file changed, 7 insertions(+), 8 deletions(-) + +diff --git a/src/common.c b/src/common.c +index 1a6204ca..6b2a2ee9 100644 +--- a/src/common.c ++++ b/src/common.c +@@ -681,16 +681,16 @@ psf_binheader_writef (SF_PRIVATE *psf, const char *format, ...) + /* Write a C string (guaranteed to have a zero terminator). */ + strptr = va_arg (argptr, char *) ; + size = strlen (strptr) + 1 ; +- size += (size & 1) ; + +- if (psf->header.indx + (sf_count_t) size >= psf->header.len && psf_bump_header_allocation (psf, 16)) ++ if (psf->header.indx + 4 + (sf_count_t) size + (sf_count_t) (size & 1) > psf->header.len && psf_bump_header_allocation (psf, 4 + size + (size & 1))) + return count ; + + if (psf->rwf_endian == SF_ENDIAN_BIG) +- header_put_be_int (psf, size) ; ++ header_put_be_int (psf, size + (size & 1)) ; + else +- header_put_le_int (psf, size) ; ++ header_put_le_int (psf, size + (size & 1)) ; + memcpy (&(psf->header.ptr [psf->header.indx]), strptr, size) ; ++ size += (size & 1) ; + psf->header.indx += size ; + psf->header.ptr [psf->header.indx - 1] = 0 ; + count += 4 + size ; +@@ -703,16 +703,15 @@ psf_binheader_writef (SF_PRIVATE *psf, const char *format, ...) + */ + strptr = va_arg (argptr, char *) ; + size = strlen (strptr) ; +- if (psf->header.indx + (sf_count_t) size > psf->header.len && psf_bump_header_allocation (psf, size)) ++ if (psf->header.indx + 4 + (sf_count_t) size + (sf_count_t) (size & 1) > psf->header.len && psf_bump_header_allocation (psf, 4 + size + (size & 1))) + return count ; + if (psf->rwf_endian == SF_ENDIAN_BIG) + header_put_be_int (psf, size) ; + else + header_put_le_int (psf, size) ; +- memcpy (&(psf->header.ptr [psf->header.indx]), strptr, size + 1) ; ++ memcpy (&(psf->header.ptr [psf->header.indx]), strptr, size + (size & 1)) ; + size += (size & 1) ; + psf->header.indx += size ; +- psf->header.ptr [psf->header.indx] = 0 ; + count += 4 + size ; + break ; + +@@ -724,7 +723,7 @@ psf_binheader_writef (SF_PRIVATE *psf, const char *format, ...) + size = (size & 1) ? size : size + 1 ; + size = (size > 254) ? 254 : size ; + +- if (psf->header.indx + (sf_count_t) size > psf->header.len && psf_bump_header_allocation (psf, size)) ++ if (psf->header.indx + 1 + (sf_count_t) size > psf->header.len && psf_bump_header_allocation (psf, 1 + size)) + return count ; + + header_put_byte (psf, size) ; diff --git a/user/libsndfile/CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch b/user/libsndfile/CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch new file mode 100644 index 000000000..1dc5b57f1 --- /dev/null +++ b/user/libsndfile/CVE-2017-8361_CVE-2017-8363_CVE-2017-8365.patch @@ -0,0 +1,64 @@ +From fd0484aba8e51d16af1e3a880f9b8b857b385eb3 Mon Sep 17 00:00:00 2001 +From: Erik de Castro Lopo +Date: Wed, 12 Apr 2017 19:45:30 +1000 +Subject: [PATCH] FLAC: Fix a buffer read overrun + +Buffer read overrun occurs when reading a FLAC file that switches +from 2 channels to one channel mid-stream. Only option is to +abort the read. + +Closes: https://github.com/erikd/libsndfile/issues/230 +--- + src/common.h | 1 + + src/flac.c | 13 +++++++++++++ + src/sndfile.c | 1 + + 3 files changed, 15 insertions(+) + +diff --git a/src/common.h b/src/common.h +index 0bd810c3..e2669b6a 100644 +--- a/src/common.h ++++ b/src/common.h +@@ -725,6 +725,7 @@ enum + SFE_FLAC_INIT_DECODER, + SFE_FLAC_LOST_SYNC, + SFE_FLAC_BAD_SAMPLE_RATE, ++ SFE_FLAC_CHANNEL_COUNT_CHANGED, + SFE_FLAC_UNKOWN_ERROR, + + SFE_WVE_NOT_WVE, +diff --git a/src/flac.c b/src/flac.c +index 84de0e26..986a7b8f 100644 +--- a/src/flac.c ++++ b/src/flac.c +@@ -434,6 +434,19 @@ sf_flac_meta_callback (const FLAC__StreamDecoder * UNUSED (decoder), const FLAC_ + + switch (metadata->type) + { case FLAC__METADATA_TYPE_STREAMINFO : ++ if (psf->sf.channels > 0 && psf->sf.channels != (int) metadata->data.stream_info.channels) ++ { psf_log_printf (psf, "Error: FLAC stream changed from %d to %d channels\n" ++ "Nothing to be but to error out.\n" , ++ psf->sf.channels, metadata->data.stream_info.channels) ; ++ psf->error = SFE_FLAC_CHANNEL_COUNT_CHANGED ; ++ return ; ++ } ; ++ ++ if (psf->sf.channels > 0 && psf->sf.samplerate != (int) metadata->data.stream_info.sample_rate) ++ { psf_log_printf (psf, "Warning: FLAC stream changed sample rates from %d to %d.\n" ++ "Carrying on as if nothing happened.", ++ psf->sf.samplerate, metadata->data.stream_info.sample_rate) ; ++ } ; + psf->sf.channels = metadata->data.stream_info.channels ; + psf->sf.samplerate = metadata->data.stream_info.sample_rate ; + psf->sf.frames = metadata->data.stream_info.total_samples ; +diff --git a/src/sndfile.c b/src/sndfile.c +index 41875610..e2a87be8 100644 +--- a/src/sndfile.c ++++ b/src/sndfile.c +@@ -245,6 +245,7 @@ ErrorStruct SndfileErrors [] = + { SFE_FLAC_INIT_DECODER , "Error : problem with initialization of the flac decoder." }, + { SFE_FLAC_LOST_SYNC , "Error : flac decoder lost sync." }, + { SFE_FLAC_BAD_SAMPLE_RATE, "Error : flac does not support this sample rate." }, ++ { SFE_FLAC_CHANNEL_COUNT_CHANGED, "Error : flac channel changed mid stream." }, + { SFE_FLAC_UNKOWN_ERROR , "Error : unknown error in flac decoder." }, + + { SFE_WVE_NOT_WVE , "Error : not a WVE file." }, diff --git a/user/libsndfile/CVE-2017-8362.patch b/user/libsndfile/CVE-2017-8362.patch new file mode 100644 index 000000000..54fbfb44c --- /dev/null +++ b/user/libsndfile/CVE-2017-8362.patch @@ -0,0 +1,50 @@ +From ef1dbb2df1c0e741486646de40bd638a9c4cd808 Mon Sep 17 00:00:00 2001 +From: Erik de Castro Lopo +Date: Fri, 14 Apr 2017 15:19:16 +1000 +Subject: [PATCH] src/flac.c: Fix a buffer read overflow + +A file (generated by a fuzzer) which increased the number of channels +from one frame to the next could cause a read beyond the end of the +buffer provided by libFLAC. Only option is to abort the read. + +Closes: https://github.com/erikd/libsndfile/issues/231 +--- + src/flac.c | 11 +++++++++-- + 1 file changed, 9 insertions(+), 2 deletions(-) + +diff --git a/src/flac.c b/src/flac.c +index 5a4f8c21..e4f9aaa0 100644 +--- a/src/flac.c ++++ b/src/flac.c +@@ -169,6 +169,14 @@ flac_buffer_copy (SF_PRIVATE *psf) + const int32_t* const *buffer = pflac->wbuffer ; + unsigned i = 0, j, offset, channels, len ; + ++ if (psf->sf.channels != (int) frame->header.channels) ++ { psf_log_printf (psf, "Error: FLAC frame changed from %d to %d channels\n" ++ "Nothing to do but to error out.\n" , ++ psf->sf.channels, frame->header.channels) ; ++ psf->error = SFE_FLAC_CHANNEL_COUNT_CHANGED ; ++ return 0 ; ++ } ; ++ + /* + ** frame->header.blocksize is variable and we're using a constant blocksize + ** of FLAC__MAX_BLOCK_SIZE. +@@ -202,7 +210,6 @@ flac_buffer_copy (SF_PRIVATE *psf) + return 0 ; + } ; + +- + len = SF_MIN (pflac->len, frame->header.blocksize) ; + + if (pflac->remain % channels != 0) +@@ -436,7 +443,7 @@ sf_flac_meta_callback (const FLAC__StreamDecoder * UNUSED (decoder), const FLAC_ + { case FLAC__METADATA_TYPE_STREAMINFO : + if (psf->sf.channels > 0 && psf->sf.channels != (int) metadata->data.stream_info.channels) + { psf_log_printf (psf, "Error: FLAC stream changed from %d to %d channels\n" +- "Nothing to be but to error out.\n" , ++ "Nothing to do but to error out.\n" , + psf->sf.channels, metadata->data.stream_info.channels) ; + psf->error = SFE_FLAC_CHANNEL_COUNT_CHANGED ; + return ; diff --git a/user/libsndfile/varargs-32bit.patch b/user/libsndfile/varargs-32bit.patch new file mode 100644 index 000000000..81f149add --- /dev/null +++ b/user/libsndfile/varargs-32bit.patch @@ -0,0 +1,11 @@ +--- libsndfile-1.0.28/src/rf64.c.old 2017-04-02 02:43:22.000000000 -0500 ++++ libsndfile-1.0.28/src/rf64.c 2018-03-04 22:35:31.072461118 -0600 +@@ -737,7 +737,7 @@ + + pad_size = psf->dataoffset - 16 - psf->header.indx ; + if (pad_size >= 0) +- psf_binheader_writef (psf, "m4z", PAD_MARKER, pad_size, make_size_t (pad_size)) ; ++ psf_binheader_writef (psf, "m4z", PAD_MARKER, (unsigned int) pad_size, make_size_t (pad_size)) ; + + if (wpriv->rf64_downgrade && (psf->filelength < RIFF_DOWNGRADE_BYTES)) + psf_binheader_writef (psf, "tm8", data_MARKER, psf->datalength) ; -- cgit v1.2.3-60-g2f50